The Relay that provides a comprehensive range of functions in an amazingly compact and space-saving housing.

Advanced OC&EF Self-Powered Relay SIA-B is the most reliable dual powered (Self-Powered + Universal Vaux) relay offering a high performance previously available only in relays with Vaux.

Line protection relay that provides advanced communications and more protection functions such as auto-recloser.

Moreover, the ability of being able to choose between standard /1 or /5 CTs easily by software combined with more sensitive measurements provides you the flexibility and reliability you need for a complete line protection.

The revolutionary solution for the protection of RMU (Main Ring Unit) with 3rd generation protection relays.

Counting with an extensive experience of successfully operating devices in the field worldwide and thanks to the unique advantages, SIA-C enjoys top recognition among users all around the planet.


Low voltage

Fanox relays had become the safest and most reliabilities Relays aimed at the electrical market, all our Relays can be adapted to the technical specifications and requirements of customers, obtaining the best technical solution to meet their application and assembly needs.

With the Fanox Experience in the Industrial Sector for more than 25 years, the communication section is created as a complement to help to interconnect relay in all levels, offering and guaranteeing a complete solutions for the Smart Grid Industry at the same time that ensure maximum interoperability between multiple utility assets.

All of our products are developed by specialists and will optimize your safety while reducing maintenance costs.